Mobile multimedia broadcast and multicast
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Global Standards Collaboration (GSC) 14. Mobile Multimedia Broadcast and Multicast. Nangapuram Venkatesh, Radiocommunication Bureau, ITU. Background. What is Mobile Multimedia Broadcast / Multicast ? Providing television (multimedia) on mobile phones – mobile TV Two competing solutions

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Mobile Multimedia Broadcast and Multicast

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Mobile multimedia broadcast and multicast

Global Standards Collaboration (GSC) 14

Mobile Multimedia Broadcast and Multicast

Nangapuram Venkatesh,

Radiocommunication Bureau, ITU


Mobile multimedia broadcast and multicast

Background

  • What is Mobile Multimedia Broadcast / Multicast ?

    • Providing television (multimedia) on mobile phones – mobile TV

    • Two competing solutions

    • Delivery over the broadcasting network

    • Delivery over the cellular network


Mobile multimedia broadcast and multicast

ITU-R Activities

  • ITU-R Study Group 6 (Broadcasting Service) has been studying ‘mobile TV’

  • Question ITU-R 45/6 ‘Broadcasting of multimedia and data applications’

  • Recommendation ITU-R BT.1833 ‘Broadcasting of multimedia and data applications for mobile reception by handheld receivers’ responds to the Question

  • Report ITU-R BT.2049-2 ‘Broadcasting of multimedia and data applications for mobile reception’ provides up-to-date status


Mobile multimedia broadcast and multicast

Present Situation

  • Five technologies – Recommended by BT.1833

    • ISDB-T – in operation in Japan

    • DVB-H- used in Europe, Africa, some countries of Asia

    • T-DMB – deployed in S. Korea

    • FLO – has attracted support in the US

    • MBMS – telecom based (GSM, UMTS) service, included in BT.1833 as informative Appendix


Mobile multimedia broadcast and multicast

Challenges and issues

  • Competing technologies

  • Broadcast spectrum delivery

    • Technology has been deployed

    • Needs to accommodate mobile handset requirements

    • Antenna limitations in mobile handset

    • Unidirectional

  • Mobile spectrum delivery

    • Trials underway

    • Uses 3G network

    • Includes uplink (return) channel


Mobile multimedia broadcast and multicast

Next Steps/Actions

  • Harmonization of systems and standards needs to take place

  • Mobile handsets should have built-in technology for market to take-off

  • Issues related to subscription, pay-per-view should be addressed

  • Study Group 6 continues studies, as broadcasting is already delivering multimedia for mobile reception


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